.container {
  width: 100%;
  height: 62px;
  margin: 0 auto;
  position: fixed; /*离开文档流*/
  z-index: 1;/* 最底层*/
  background: #fff;
  border-bottom: 1px solid #f0f0f0; 
}

.topbar-container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.topbar-container .logo {
  margin-right: 50px;
  font-size: 35px;
}
.topbar-container .topbar-menu{
  margin: 0 30px 0 15px;
}
.topbar-container .avatar {
  display: flex;
  align-items: center;
}
